<template>
	<view>
		<view class="edgeInsetTop"></view>
		<view class="bg-white padding-bj flexa">
			<view class="u-flex-col">
				<view v-for="(item, index) in goods" :key="index" class="u-flex u-m-t-14 u-border-bottom">
					<view class="cu-avatar xl margin-right-bj"
						:style="{backgroundImage: 'url('+$wanlshop.oss(item.image, 70, 70)+')'}"> </view>
					<view class="text-sm" style="width: calc(100% - 128rpx);">
						<view class="margin-bottom-xs">
							<view class="text-cut-2">
								{{item.title}}
							</view>
						</view>
						<view class="wanl-gray">
							规格：{{item.difference}}
						</view>
					</view>
					<view class="wanl-gray">x{{item.number}}</view>
				</view>
			</view>
		</view>

		<view class="margin-top-bj">
			<view class="cu-form-group">
				<view class="title">物流状态</view>
				<picker @change="expressChange" :value="refund.expressType" :range="expressList">
					<view class="picker">
						<text v-if="refund.expressType > -1">{{expressList[refund.expressType]}}</text>
						<text class="wanl-gray-light" v-else>是否收到货</text>
					</view>
				</picker>
			</view>
			<view class="cu-form-group">
				<view class="title">退款类型</view>
				<picker @change="typeChange" :value="refund.type" :range="typeList">
					<view class="picker">
						<text v-if="refund.type > -1">{{typeList[refund.type]}}</text>
						<text class="wanl-gray-light" v-else>选择退款类型</text>
					</view>
				</picker>
			</view>
			<view class="cu-form-group">
				<view class="title">退款原因</view>
				<picker @change="reasonChange" :value="refund.reason" :range="reasonList">
					<view class="picker">
						<text v-if="refund.reason > -1">{{reasonList[refund.reason]}}</text>
						<text class="wanl-gray-light" v-else>退款的原因</text>
					</view>
				</picker>
			</view>
			<view class="cu-form-group margin-top-bj">
				<view class="title">退款金额</view>
				<input type="digit" :placeholder="amount.placeholder" @input="moneyInput"
					:disabled="amount.total == 0"></input>
			</view>
			<view class="bg-white margin-top-bj">
				<view class="cu-form-group">
					<view class="title">上传凭证</view>
				</view>
				<view class="grid col-4 grid-square flex-sub padding-lr">
					<view class="bg-img" v-for="(item, index) in refund.images" :key="index" @tap="viewImage(index)">
						<image :src="$wanlshop.oss(item, 90, 90)" mode="aspectFill"></image>
						<view class="cu-tag bg-red" @tap.stop="delImg(index)"><text class="wlIcon-31guanbi"></text>
						</view>
					</view>
					<view class="dashed" @tap="chooseImage" v-if="refund.images.length < 4">
						<text class="wlIcon-31paishe"></text>
					</view>
				</view>
			</view>
			<view class="cu-form-group margin-top-bj">
				<view class="title">退款理由</view>
				<input placeholder="选填" v-model="refund.refund_content"></input>
			</view>
		</view>
		<view class="edgeInsetBottom"> </view>
		<view class="wanlian cu-bar tabbar foot flex flex-direction">
			<button class="cu-btn wanl-bg-orange lg" @tap="addData">确认</button>
		</view>
	</view>
</template>


<script>
	export default {
		data() {
			return {
				// 运费策略
				freight_type: 0,
				
				goods: {},
				expressList: ['未收到货', '已收到货'],
				typeList: ['无需退货，仅退款', '退货退款'],
				reasonList: ['不想要了', '不喜欢、效果不好', '材质与商品描述不符', '颜色、款式、图案与描述不符', '质量问题、假货、使用存在问题', '商品破损或无法使用', '商家发错货', '其他原因'],
				// 退款
				refund: {
					order_id: 0,
					order_type: 'goods',
					expressType: -1,
					type: -1,
					reason: -1,
					goods: 0,
					money: 0,
					images: [],
					refund_content: ''
				},
				// 价格
				amount: {
					total: 0,
					placeholder: '',
					info: ''
				},
				orderItem: {}
			};
		},
		onLoad(option) {
			let data = JSON.parse(option.data);
			console.log(data);
			this.goods = data.goods;
			this.refund.order_id = data.order_id;
			this.refund.order_type = data.order_type;
			this.refund.goods = data.goods.id;
			this.freight_type = data.freight_type;
			this.goods_number = data.goods_number;
			this.orderItem = data.order_item;
			let pay = data.order_item.pay
			let price = data.order_item.pay.actual_payment;
			let info = `注意：最多￥${price}`;
			if (parseInt(pay.discount_price) > 0) {
				info +=
					`，其中总额￥${this.$wanlshop.bcmul(data.goods.price, data.goods.number)}，优惠￥${data.goods.discount_price}`;
			}
			if (parseInt(pay.freight_price) > 0) {
				info += `，策略不包含运费￥${data.goods.freight_price}`;
			}
			if (parseInt(pay.transport_price) > 0) {
				info += `，策略不包含搬运费￥${data.goods.freight_price}`;
			}
			this.amount.info = info;
			this.amount.placeholder = `退款金额不能超过 ￥${price} 元`;
			this.amount.total = Number(price);
			return;
			console.log(data)
			//计算运费价格,当只有一个商品或 运费策略累加运费可全退
			if (this.goods_number == 1 || this.freight_type == 2) {
				let price = this.$wanlshop.bcadd(data.goods.actual_payment, data.goods.freight_price, data.goods
					.transport_price);
				let info = `最多￥${price}`;
				if (parseInt(data.discount_price) > 0) {
					info +=
						`，其中总额￥${this.$wanlshop.bcmul(data.goods.price, data.goods.number)}，优惠￥${data.goods.discount_price}`;
				}
				if (parseInt(data.goods.freight_price) > 0) {
					info += `，包含运费￥${data.goods.freight_price}`;
				}
				this.amount.info = info;
				this.amount.placeholder = `退款金额不能超过 ￥${price} 元`;
				this.amount.total = Number(price);
			} else {
				let price = data.goods.actual_payment;
				let info = `注意：最多￥${price}`;
				if (parseInt(data.goods.discount_price) > 0) {
					info +=
						`，其中总额￥${this.$wanlshop.bcmul(data.goods.price, data.goods.number)}，优惠￥${data.goods.discount_price}`;
				}
				if (parseInt(data.goods.freight_price) > 0) {
					info += `，策略不包含运费￥${data.goods.freight_price}`;
				}
				this.amount.info = info;
				this.amount.placeholder = `退款金额不能超过 ￥${price} 元`;
				this.amount.total = Number(price);
			}
		},
		methods: {
			async addData() {
				if (this.refund.money > this.amount.total) {
					this.$wanlshop.msg(this.amount.info);
					return false;
				}
				if (this.refund.expressType == -1) {
					this.$wanlshop.msg('请选择物流状态');
					return false;
				}
				if (this.refund.type == -1) {
					this.$wanlshop.msg('请选择退款类型');
					return false;
				}
				if (this.refund.reason == -1) {
					this.$wanlshop.msg('请选择退款原因');
					return false;
				}
				if (this.refund.money <= 0) {
					// uni.showModal({
					// 	title: '重要提示',
					// 	content: '你的退款金额可能是零元，可能失去售后机会是否确认',
					// 	success: function(res) {
					// 		if (res.cancel) return false;
					// 	}
					// });
				}
				// 提交
				this.$api.post({
					url: '/wanlshop/refund/addApply',
					data: this.refund,
					success: res => {
						this.$store.commit('statistics/order', {
							customer: this.$store.state.statistics.order.customer + 1
						});
						// 跳转到退款详情页
						this.$wanlshop.to(`/pages/user/refund/details?id=${res}`);
					}
				});
			},
			chooseImage(index) {
				uni.chooseImage({
					count: 4, //默认9
					sizeType: ['original', 'compressed'], //可以指定是原图还是压缩图，默认二者都有
					sourceType: ['album'], //从相册选择
					success: res => {
						this.$api.get({
							url: '/wanlshop/common/uploadData',
							success: updata => {
								for (let i = 0; i < res.tempFilePaths.length; i++) {
									// 读取图片宽高
									uni.getImageInfo({
										src: res.tempFilePaths[i],
										success: image => {
											this.$api.upload({
												url: updata.uploadurl,
												filePath: image.path,
												name: 'file',
												formData: updata.storage ==
													'local' ? null : updata
													.multipart,
												success: data => {
													this.refund.images
														.push(data
														.fullurl);
												}
											});
										}
									});
								}
							}
						});
					}
				});
			},
			expressChange(e) {
				this.refund.expressType = e.detail.value
			},
			typeChange(e) {
				this.refund.type = e.detail.value
			},
			reasonChange(e) {
				this.refund.reason = e.detail.value
			},
			// 退款金额
			moneyInput(e) {
				let money = e.detail.value;
				if (money > this.amount.total) {
					this.$wanlshop.msg(this.amount.info);
				}
				// 判断是否超过订单总额,超过提示
				this.refund.money = e.detail.value
			},
			viewImage(key) {
				uni.previewImage({
					urls: this.refund.images,
					current: this.refund.images[key]
				});
			},
			delImg(key) {
				this.refund.images.splice(key, 1);
			}
		}
	};
</script>

<style>
	.dashed::after {
		border: 1px dashed #666;
	}

	.cu-btn.lg {
		width: calc(100% - 50rpx);
	}
</style>